Factorize: $$a^2 - 64$$
Simplify completely: $$\frac{a^2-b^2}{a+b}$$
Calculate: $$\log_2(8) + \log_3(27)$$
An alpinist hikes up a $12$ km mountain trail at a velocity of $v$ …
Determine the exact, strictly positive root of the quadratic equation: $$x^2 - x - …
Let $r_1$ and $r_2$ be the roots of the polynomial equation $3x^2 - 12x …